Set a default projectile image for ranged attacks.
Make unit ids easier to remember.
Sort unit config file for easier editing.
Better id string for team commanders.
New team commander portraits.
More notes from Heroes 2 creature lineups.
Added Dwarf and Fire Elemental units.
Prevent memory corruption from malformed animation

The sprite sheet code wrongly assumed that all frames were the same size.
New unit Vampire Bat, new trait Life Drain